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- By calculating the number of va-lence electron shell,we can gain the geometry array of the electronic pair,and then judge the molecular structures. 计算出价层电子对数,得到电子对的几何排布,从而判断出分子的几何构型。
- The chemical properties of an atom are determined by the outermost electron shell. 一个原子的许多性质都是由其最外层的电子所确定的。
- Except for the transitional elements, valency electrons are in the outermost electron shell. 除去过渡元素外，价电子位于最外面的电子层。
- Through analysis on the structure of valence electron shell, the atom radius, the bonding orbital and other important parameters, this paper discusses the irregularity in the second circle of nonmetal elements and the irregular courses. 摘要本文通过对第二周期元素价电子层结构、原子半径、成键轨道及其重要参数的分析，讨论了第二周期非金属元素的不规则现象，并且分析了产生这些不规则性的原因。
- Electronic shell: Aluminum Alloy or iron shell 电子壳体:铝合金或铁壳
- Complete electron shell of the Na atom(sodium atom) 钠原子满(电子)壳层。
- Helen became an electronic engineer. 海伦成了一名电子工程师。
- An unwanted false electronic pulse. 一种不希望有的假电子脉冲。
- This dictionary is available in electronic version. 这部词典有电子版。
- Let's have a look at your electronic computer. 让我们瞧一瞧你们的电子机算机。
- The machine is operated by an electronic pulse. 这台机器由电子脉冲信号操纵。
- I like to read books on electronic music. 我喜欢读一些关于电子音乐的书。
- An electronic device amplified the speaker's voice. 电子设备放大了演讲人的声音。
- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- A high-pitched electronic sound; a bleep. 高音电子声音; 短促的尖音信号
- The topological index of valence electron shell and calculation of physical and chemical properties of the lanthanide 价电子层拓扑指数及其对镧系元素理化性质的预测
- The firm is Britain's main producer of electronic equipment. 该公司为英国主要的电子设备制造厂家。
- An electron tube having a cathode and an anode. 电子二极管有一个阳极和一个阴极的电子管
- Out of the electronic tube has come one particularly tough little war baby. 从电子管中产生出一门格外强劲而短暂的战时工业。
- A store that carries a full line of electronic equipment. 出售一整套电子设备生产线的商店
